τό γ' αἴνιγμ' οὐχὶ τοὐπιόντος ἦν ἀνδρὸς διειπεῖν

From LSJ
Cicero, Tusculanarum Disputationum, I.45.109

English > Greek (Woodhouse Quotes Reversed)

the riddle was not one for any chance comer to solve